Table Of Contents - Bell System Practices TOUCH-A-MATIC 2872A1M Identification, Installation, Connections, Operation, And Maintenance

SECTION 503-603-101
CONTENTS PAGE 1.02
This section is reissued to:
D. Dial ........... 22 . Revise Table A
E. 6-Button Line Key ...... 22 • Add Fig. 6
F. Ringer .......... 23 • Add safety information for the 95B1 power
unit
G. Buzzer .......... 23
• Add 533K diode for dial restriction
H. Handset Jack ........ 23
h Handset .......... 24 • Add 2012D transformer
J. Faceplate .... ..... 24
• Show 2012B transformer MD
K. Speakerphone ........ 25
• Show 3B speakerphone MD
1. GENERAL
1.03 The 2872AIM (MD) or 2872A2M telephone
1.01 This section contains information on the set is factory-wired for use with 1A1, 1A2,
2872AIM (MD)or 2872A2M (TOUCH-TONE ® or 6A key telephone systems (KTS). They may
Dial) TOUCH-A-MATIC telephone set (Fig. 1). be converted (Table J) for use with 1A KTS.
HANDSET MEMORY
35-TYPE DIAL
HOUSING
(LOWER)
HOUSING
(UPPER)
H4DU CORD FACEPLATE
Fig. 1--2872AIM (MD) or 2872A2M Telephone Set
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